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Debt - Narrative (Details)
Oct. 25, 2019
USD ($)
Nov. 24, 2019
USD ($)
Oct. 24, 2019
May 26, 2019
USD ($)
Nov. 30, 2018
USD ($)
Jun. 25, 2018
USD ($)
Nov. 01, 2016
USD ($)
Sep. 23, 2016
USD ($)
Debt Instrument [Line Items]                
Term loan facility   $ 119,193,000   $ 96,984,000        
BMO | Interest Rate Swap                
Debt Instrument [Line Items]                
Interest rate swap contract notional amount           $ 30,000,000 $ 50,000,000  
London Interbank Offered Rate (LIBOR) | BMO | Interest Rate Swap                
Debt Instrument [Line Items]                
Interest rate           2.74% 1.22%  
Credit Agreement With JPMorgan Chase, BMO Harris Bank, and City National Bank | Term loan                
Debt Instrument [Line Items]                
Term loan facility               $ 50,000,000
Fourth Amendment                
Debt Instrument [Line Items]                
Covenant, leverage ratio     4.50          
Fourth Amendment | Term loan                
Debt Instrument [Line Items]                
Term loan facility         $ 100,000,000      
Sixth Amendment                
Debt Instrument [Line Items]                
Covenant, leverage ratio 5.00              
Debt Instrument, Covenant, Percentage Decrease To Leverage Ratio Per Quarter 0.25%              
Debt Instrument, Covenant, Final Fixed Leverage Ratio   3.50            
Sixth Amendment | Minimum | Prime Rate                
Debt Instrument [Line Items]                
Basis spread on variable rate 0.25%              
Sixth Amendment | Minimum | Eurodollar                
Debt Instrument [Line Items]                
Basis spread on variable rate 1.25%              
Sixth Amendment | Maximum                
Debt Instrument [Line Items]                
Additional commitment amount (up to) $ 10,000,000              
Sixth Amendment | Maximum | Prime Rate                
Debt Instrument [Line Items]                
Basis spread on variable rate 2.50%              
Sixth Amendment | Maximum | Eurodollar                
Debt Instrument [Line Items]                
Basis spread on variable rate 3.50%              
Sixth Amendment | Term loan                
Debt Instrument [Line Items]                
Term loan facility $ 120,000,000.0              
Periodic payment 3,000,000.0              
Revolving Credit Facility | Credit Agreement With JPMorgan Chase, BMO Harris Bank, and City National Bank                
Debt Instrument [Line Items]                
Revolving line of credit               $ 100,000,000
Revolving Credit Facility | Fourth Amendment                
Debt Instrument [Line Items]                
Revolving line of credit         $ 105,000,000      
Revolving Credit Facility | Sixth Amendment                
Debt Instrument [Line Items]                
Revolving line of credit $ 100,000,000.0              
Revolving Credit Facility | Sixth Amendment | Eurodollar                
Debt Instrument [Line Items]                
Line of credit outstanding   $ 61,500,000            
Interest rate under the Eurodollar option   5.04%